Current through Register Vol. 51, No. 19, September 20, 2024
A. If amusement
attractions use mechanical, pneumatic, or hydraulic energy, these systems shall
have a means of being locked out, when necessary, for performing maintenance or
inspections.
B. Pressure vessels
and pressure vessel systems shall conform to the requirements of the Maryland
Boiler and Pressure Vessel Safety Act, Public Safety Article, §§12-901 -12-919,
Annotated Code of Maryland, and COMAR 09.12.01, including the inspection
requirements.
C. Hydraulic Systems.
(1) Hydraulic systems and other related
equipment used in connection with an amusement attraction shall be:
(a) Maintained to ensure safe operation at
all times;
(b) Equipped with a
relief valve;
(c) Equipped with a
manual lowering valve, if applicable; and
(d) Inspected for leaks, damaged pipes, and
worn or deteriorated hoses before each operation.
(2) A pressure gauge shall be required for
all hydraulic systems and conspicuously marked with the maximum safe working
pressure.
(3) A flexible hose shall
be:
(a) Compliant with the manufacturer's
specifications;
(b) Compatible with
the fluid used in it; and
(c)
Inspected to ensure proper installation.
D. Welding. Welding, welding procedures, and
welding procedure documentation shall comply with ASTM F 2291-04, Section
15.
E. Fasteners.
(1) All fasteners shall conform to the
manufacturer's specifications or accepted engineering practices.
(2) Owners shall comply with:
(a) The manufacturer's torque specifications
and replacement schedules; or
(b)
Accepted engineering practices.
F. Machinery and Machine Guarding.
(1) The owner shall install machine guards or
apply other appropriate measures to protect persons from contact with belts,
chains, pulleys, gears, and similar moving components.
(2) Guards shall be:
(a) Designed to perform a specific
task;
(b) Properly secured;
and
(c) Properly maintained in a
condition consistent with the intent of the guards' design.
(3) Before a guard is removed for
maintenance purposes, the equipment shall be locked out or tagged out. The
guard shall be replaced before normal operation is resumed.
(4) Power transmission devices and any
associated moving parts shall be shielded, enclosed, or barricaded to provide
proper protection.
(5) If it is
reasonably foreseeable that parts can break free from a power transmission
device, the owner shall make provisions to contain the components.
(6) Temporary guards shall be secured to
prevent movement or tip-over if a person falls or stumbles against the
temporary guard.
(7) A guard or
barrier shall be designed so that it does not pose a hazard in
itself.
G. Hair Guards.
If it is reasonably foreseeable that a mounting on an amusement attraction can
catch or entangle long hair, the amusement attraction shall be equipped with a
hair guard.
H. Seating.
(1) Tubs, cars, chairs, seats, gondolas, and
other carriers used on an amusement attraction shall be designed, constructed,
and maintained in accordance with this chapter and manufacturer's
specifications.
(2) Parts of an
amusement attraction that riders may reasonably be expected to come in contact
with shall be smooth and free from unprotected protruding studs, bolts, screws,
sharp edges, and rough or splintered surfaces.
(3) Parts on or against which a rider may be
thrown by action of the amusement attraction shall be adequately padded to
prevent or minimize the possibility of injury.
(4) Upholstery and padding shall be kept in
good repair and free of loose portions.
I. Safety Retaining Devices.
(1) Safety retainers shall be provided, where
possible, on tubs, cars, chairs, seats, gondolas, or other carriers that depend
on a single means of attachment or support.
(2) Safety retainers shall be designed and
installed to prevent a carrier from being catapulted if it becomes disengaged
from its support or attachment.
J. Restraining and Containing Devices.
(1) A restraining or containing device, or a
combination of the two, shall be provided on tubs, cars, chairs, seats,
gondolas, or other carriers if:
(a) Forces
resulting from operation, mechanical malfunction, or both, may unseat or
dislodge a rider;
(b) Inadvertent
movement of a rider may cause injury to the rider or another rider;
or
(c) The speed of the amusement
attraction may present a hazard to a rider.
(2) A restraining or containing device shall
be designed, constructed, installed, and maintained to withstand the intended
forces produced by the amusement attraction and the reasonably foreseeable
actions of the rider.
(3) Anchorage
for a restraining or containing device shall have strength at least equal to
the strength of the device.
(4) A
restraining or containing device:
(a) Shall
provide safe support for riders;
(b) Shall be designed to prevent inadvertent
release by a rider or by accidental means while the amusement attraction is in
motion; and
(c) May not pose a
hazard in itself.
K. Speeding and Overloading.
(1) An owner may not permit an amusement
attraction to be:
(a) Loaded beyond its rated
capacity; or
(b) Operated at an
unsafe speed or at any speed other than that prescribed by the manufacturer's
specifications.
(2)
Speed-Limiting Device. If the amusement attraction is capable of exceeding the
maximum speed, then a speed-limiting device shall be installed and functional
to ensure that the amusement attraction does not exceed the maximum prescribed
speed.
L. Brake System.
(1) The owner shall ensure that a braking
system is utilized if coasting renders the operation dangerous:
(a) During the period the amusement
attraction is being loaded or unloaded;
(b) In the case of power failure;
or
(c) In any other
situation.
(2) If the
failure of the braking device results in an unsafe condition, the braking
device shall be fail-safe.
(3) If
cars or other components of an amusement attraction may collide and cause
personal injuries on failure of normal controls, an emergency system sufficient
to prevent these collisions shall be provided.
(4) An amusement attraction using inclined
tracks, designed to operate in only one direction and having a lift hill with a
vertical height exceeding 15 feet, shall have an automatic antirollback device
sufficient to prevent rider-carrying units from moving backward if the
propelling mechanism fails.
M. Internal Combustion Power Sources.
(1) Internal combustion power sources shall
be:
(a) Of adequate type, design, and
capacity to accommodate the design load;
(b) Located to permit proper maintenance;
and
(c) Protected by guards,
fencing, or an enclosure to prevent exposure to hazards and to secure the
equipment.
(2) Engine
exhaust shall be discharged away from the public, so as not to create a
hazard.
(3) Fire extinguishers
shall be placed in locations that are readily accessible and compliant with
COMAR 09.12.60.12B.
(4) Fuel Tanks.
(a) With the exception of go-kart operations
as regulated under COMAR
09.12.64.10B D,
an amusement attraction shall be closed down and unloaded during
refueling.
(b) Refueling shall be
in an area remote from the public.
(c) Fuel supply may not be replenished while
engines are operating.
(5) Enclosed Areas.
(a) An enclosed area in which an internal
combustion engine is operated shall be adequately ventilated.
(b) Engine exhaust fumes shall be discharged
outside the enclosed area.